General information about Jamestown
CountrySaint Helena
Region Saint Helena 02
Population637
Coordinates of Jamestown
Time ZoneAtlantic/St_Helena
GMT 0
DST 0
Latitude-15.938720000
Longitude-5.716750000
Elevation10 m.
Elevation (STRM3)426 m.
Location on map

Weather, climate, temperature by months in Jamestown

SeasonAutumnWinterSpringSummer
MonthSepOctNovDecJanFebMarAprMayJunJulAugyear
Record high°C26252728322830322928262632
Average high°C17171820212222212018171719
Average temperature°C16161718202121201917161618
Average low°C15151617181919181716151517
Record low°C11111313151515161312111111
RainDays182119181518181516161820212
FogDays54444543244548
Average precipitationMm.303020303060505040505040480
Relative humidity%85908585858585858585858585
Relative humidity morning%85868787899089888584848587
Relative humidity evening%78787775767677787777787977
Wind speedKm/h27272525222225222225272725
Day LengthHours12131314131313121212121212
Dew point°C131313151617171715141312175
Growing degree-day°C1921982172673103063363082842332071893047
Solar radiation, globalMj/m218202124262624211816161721
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Jamestown - Closest airports

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Cities close to Jamestown

Showing 1-3 of 3 items.
CountryRegionCityPopulationCostsLive qualityClimateSafety
   Month1-101-101-10
701 km Saint HelenaAscensionGeorgetown538
0 km Saint HelenaSaint HelenaJamestown637
1,315 km Saint HelenaTristan da CunhaEdinburgh of the Seven Seas271